Washburn is a community in Black Hawk County, Iowa, home to about 714 people across 1.2 square miles. It has no ZIP code of its own: it’s part of 50702.
Homes sold for a median of $123 per square foot in the three months ending August 2026, a seller’s market.
Mostly Waterloo; part is in Washburn
Each card is that ZIP code’s whole market, including any part outside Washburn. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Washburn’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Des Moines International Airport (DSM)94 miles away |
|---|---|
| Closer regional airport | Waterloo Regional Airport (ALO)7 miles away |
| Nearest city of 250,000+ | Madison, WI153 miles away |
| Nearest city of 1 million+ | Chicago, IL242 miles away |
Straight-line distances from the center of Washburn; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Washburn had 870 residents in the 2020 census, down 1% since 2010.
It’s the 389th largest of 1,019 towns in Iowa by population.
Black Hawk County grew from 32,399 residents in 1900 to 131,144 in 2020.
Black Hawk County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 85°F in summer, and winter lows average 11°F. About 36.2 inches of rain and melted snow fall in a typical year, with about 39 inches of snow.
Source: NOAA 1991–2020 climate normals, Waterloo Muni Ap, IA weather station (7 miles away).
63,693 jobs at 3,105 businesses in Black Hawk County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
451 doctors and other health care providers list an office in Washburn.
Nearest hospitals
Providers with an office here
| Primary care doctors | 98 |
|---|---|
| Specialist doctors | 95 |
| Dentists | 34 |
| Nurse practitioners and physician assistants | 80 |
| Mental health providers | 102 |
| Physical and occupational therapists | 22 |
| Optometrists | 9 |
| Chiropractors | 11 |
| Pharmacies | 18 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (6 nearby)
Grocery stores (9 nearby)
Pharmacies (1 nearby)
Libraries
Museums
Theaters and performance venues
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Waterloo Comm School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Kittrell Elementary SchoolWaterloo | Pre-K–5 | 576 | Public | 0.2 mi |
| Lowell Elementary SchoolWaterloo | Pre-K–5 | 538 | Public | 0.9 mi |
| Irving Elementary SchoolWaterloo | K–5 | 353 | Public | 1.1 mi |
| West High SchoolWaterloo | 9–12 | 1,696 | Public | 0.8 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Cedar Valley Catholic SchoolWaterloo | Pre-K–12 | 733 | Roman Catholic | 0.7 mi |
| Cedar Valley Catholic School SystemWaterloo | Pre-K–12 | 733 | Roman Catholic | 0.7 mi |
| Royal Legacy Christian AcademyWaterloo | Pre-K–6 | 36 | Christian (no specific denomination) | 1.3 mi |
| St Edward SchoolWaterloo | K–5 | 321 | Roman Catholic | 1.0 mi |
| Blessed Maria Assunta PallottaWaterloo | 6–8 | 175 | Roman Catholic | 0.7 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Waterloo.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.